Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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Number, after shares used to satisfy grantee's tax withholding obligation for award under share-based payment arrangement, of restricted shares issued. Excludes cash used to satisfy grantee's tax withholding obligation.

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Number of shares used to settle grantee's tax withholding obligation for award under share-based payment arrangement.

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Number of shares issued during the period as a result of an employee stock purchase plan.

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Number of share options (or share units) exercised during the current period.

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Number of previously issued common shares repurchased by the issuing entity and held in treasury.

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Number of shares that have been repurchased during the period and are being held in treasury.

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Stockholders' Equity - Summary of Common Stock and Treasury Stock Issued (Details) - shares	3 Months Ended				6 Months Ended
	Aug. 31, 2025	May 31, 2025	Aug. 31, 2024	May 31, 2024	Aug. 31, 2025	Aug. 31, 2024
Class A Stock
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Common Stock, beginning of period (in shares)		212,698,298			212,698,298
Treasury Stock, beginning of period (in shares)		34,505,141			34,505,141
Common Stock, end of period (in shares)	212,698,298				212,698,298
Treasury Stock, end of period (in shares)	37,684,962				37,684,962
Common Stock \| Class A Stock
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Common Stock, beginning of period (in shares)	212,698,298	212,698,298	212,698,298	212,698,298	212,698,298	212,698,298
Common Stock, end of period (in shares)	212,698,298	212,698,298	212,698,298	212,698,298	212,698,298	212,698,298
Common Stock \| Class 1 Common Stock
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Common Stock, beginning of period (in shares)	27,167	27,037	25,541	23,661	27,037	23,661
Exercise of stock options (in shares)		130	0	1,880
Common Stock, end of period (in shares)	27,167	27,167	25,541	25,541	27,167	25,541
Class A Stock in Treasury \| Class A Stock
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Treasury Stock, beginning of period (in shares)	36,002,125	34,505,141	30,341,484	29,809,881	34,505,141	29,809,881
Number of shares repurchased (in shares)	1,740,884	1,634,718	1,002,947	775,334
Exercise of stock options (in shares)	18,337	38,775	103,561	149,324
Employee stock purchases (in shares)	(34,341)		(28,472)
Treasury Stock, end of period (in shares)	37,684,962	36,002,125	31,207,194	30,341,484	37,684,962	31,207,194
Class A Stock in Treasury \| Class A Stock \| Restricted stock units
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Vesting of stock units (in shares)	(5,369)	(98,959)	(5,204)	(85,650)
Shares withheld to satisfy tax withholding requirements (in shares)	146	50,720	147	48,501	50,866	48,648
Class A Stock in Treasury \| Class A Stock \| Performance share units
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Vesting of stock units (in shares)				(8,757)
Shares withheld to satisfy tax withholding requirements (in shares)			0	5,728		5,728